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primera implementacio de sdl3gpu

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Sergio
2026-04-04 19:49:58 +02:00
parent 2c7b70911e
commit 2a774f777f
10 changed files with 103 additions and 29 deletions
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18
source/core/rendering/sdl3gpu/sdl3gpu_shader.hpp
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@@ -120,9 +120,10 @@ namespace Rendering {
// Devuelve el shader activo
[[nodiscard]] auto getActiveShader() const -> ShaderType override { return active_shader_; }
// Estirament vertical 4:3 (320x200 → 320x240 visual al viewport)
void setStretch4_3(bool enabled) override { stretch_4_3_ = enabled; }
// Estirament vertical 4:3 (fusionat amb l'upscale pass)
void setStretch4_3(bool enabled) override;
[[nodiscard]] auto isStretch4_3() const -> bool override { return stretch_4_3_; }
void setStretchFilter(bool linear) override { stretch_filter_linear_ = linear; }
private:
static auto createShaderMSL(SDL_GPUDevice* device,
@@ -155,9 +156,9 @@ namespace Rendering {
SDL_GPUGraphicsPipeline* postfx_offscreen_pipeline_ = nullptr; // PostFX → postfx_texture_ (B8G8R8A8, solo con Lanczos)
SDL_GPUGraphicsPipeline* upscale_pipeline_ = nullptr; // Upscale pass (solo con SS)
SDL_GPUGraphicsPipeline* downscale_pipeline_ = nullptr; // Lanczos downscale (solo con SS + algo > 0)
SDL_GPUTexture* scene_texture_ = nullptr; // Canvas del juego (game_width_ × game_height_)
SDL_GPUTexture* scaled_texture_ = nullptr; // Upscale target (game×factor), solo con SS
SDL_GPUTexture* postfx_texture_ = nullptr; // PostFX output a resolución escalada, solo con Lanczos
SDL_GPUTexture* scene_texture_ = nullptr; // Canvas del joc (game_width_ × game_height_)
SDL_GPUTexture* scaled_texture_ = nullptr; // Upscale target (game×factor, amb 4:3 si actiu)
SDL_GPUTexture* postfx_texture_ = nullptr; // PostFX output a resolució escalada, sols amb Lanczos
SDL_GPUTransferBuffer* upload_buffer_ = nullptr;
SDL_GPUSampler* sampler_ = nullptr; // NEAREST
SDL_GPUSampler* linear_sampler_ = nullptr; // LINEAR
@@ -166,7 +167,7 @@ namespace Rendering {
CrtPiUniforms crtpi_uniforms_{.scanline_weight = 6.0F, .scanline_gap_brightness = 0.12F, .bloom_factor = 3.5F, .input_gamma = 2.4F, .output_gamma = 2.2F, .mask_brightness = 0.80F, .curvature_x = 0.05F, .curvature_y = 0.10F, .mask_type = 2, .enable_scanlines = 1, .enable_multisample = 1, .enable_gamma = 1};
ShaderType active_shader_ = ShaderType::POSTFX; // Shader de post-procesado activo
int game_width_ = 0; // Dimensiones originales del canvas
int game_width_ = 0; // Dimensions originals del canvas
int game_height_ = 0;
int ss_factor_ = 0; // Factor SS activo (3, 6, 9...) o 0 si SS desactivado
int oversample_ = 1; // SS on/off (1 = off, >1 = on)
@@ -176,8 +177,9 @@ namespace Rendering {
bool is_initialized_ = false;
bool vsync_ = true;
bool integer_scale_ = false;
bool linear_upscale_ = false; // Upscale NEAREST (false) o LINEAR (true)
bool stretch_4_3_ = false; // Estirament vertical 4:3 al viewport
bool linear_upscale_ = false; // Upscale NEAREST (false) o LINEAR (true)
bool stretch_4_3_ = false; // Estirament vertical 4:3
bool stretch_filter_linear_ = false; // Filtre per a l'estirament 4:3 (false=NEAREST, true=LINEAR)
};
} // namespace Rendering